feat: 完成模拟交易闭环、App 与 A 股行情接入

统一单入口 Go 工程与前端依赖目录，增加后台供应商配置、候选审核、计划预算、成交冲正、持仓复盘和站内通知。接入策略版本、Python 回测、可配置 A 股公开行情及 zap 文件轮转日志，补充迁移、契约与验证。

internal/handler/router.go

@@ -3,7 +3,7 @@ package handler
 
 import (
 	"context"
-	"log/slog"
+	"go.uber.org/zap"
 	"net/http"
 	"strings"
 	"time"
@@ -15,7 +15,7 @@ import (
 	"git.sundynix.cn/Blizzard/Veyra/internal/service"
 )
 
-func NewRouter(health *service.HealthService, logger *slog.Logger, identity IdentityOptions) http.Handler {
+func NewRouter(health *service.HealthService, logger *zap.Logger, identity IdentityOptions) http.Handler {
 	gin.SetMode(gin.ReleaseMode)
 	r := gin.New()
 	r.Use(func(c *gin.Context) {
@@ -29,10 +29,27 @@ func NewRouter(health *service.HealthService, logger *slog.Logger, identity Iden
 		start := time.Now()
 		defer func() {
 			if recover() != nil {
-				logger.Error("request panic", "request_id", requestID)
+				logger.Error("request panic", zap.String("request_id", requestID))
 				c.AbortWithStatusJSON(http.StatusInternalServerError, gin.H{"error": gin.H{"code": "INTERNAL_ERROR", "message": "Internal server error", "request_id": requestID}})
 			}
-			logger.Info("http request", "method", c.Request.Method, "route", c.FullPath(), "status", c.Writer.Status(), "duration_ms", time.Since(start).Milliseconds(), "request_id", requestID)
+			route := c.FullPath()
+			if route == "" {
+				route = "/<unmatched>"
+				if c.Request.URL.Path == "/" {
+					route = "/"
+				} else if strings.HasPrefix(c.Request.URL.Path, "/assets/") {
+					route = "/assets/*"
+				}
+			}
+			fields := []zap.Field{zap.String("method", c.Request.Method), zap.String("route", route), zap.Int("status", c.Writer.Status()), zap.Int64("duration_ms", time.Since(start).Milliseconds()), zap.String("request_id", requestID)}
+			switch {
+			case c.Writer.Status() >= 500:
+				logger.Error("HTTP request", fields...)
+			case c.Writer.Status() >= 400:
+				logger.Warn("HTTP request", fields...)
+			default:
+				logger.Info("HTTP request", fields...)
+			}
 		}()
 		c.Next()
 	})
@@ -48,6 +65,14 @@ func NewRouter(health *service.HealthService, logger *slog.Logger, identity Iden
 	r.GET("/readyz", check)
 	r.GET("/api/v1/system/health", check)
 	bindIdentity(r, identity)
+	bindProviders(r, identity)
+	bindCandidates(r, identity)
+	bindTradePlans(r, identity)
+	bindTradeFills(r, identity)
+	bindNotifications(r, identity)
+	bindStrategies(r, identity)
+	bindBacktests(r, identity)
+	bindMarket(r, identity)
 	console := adminui.Handler()
 	r.NoRoute(func(c *gin.Context) {
 		if !strings.HasPrefix(c.Request.URL.Path, "/api/") && c.Request.URL.Path != "/api" {